package com.ssy.mall;

import java.util.concurrent.*;

/**
 * 集齐7个龙珠召唤神龙
 */
public class CyclicBarrierDemo {
    public static void main(String[] args) {
        CyclicBarrier cyclicBarrier = new CyclicBarrier(7,()->{
            System.out.println("召唤神龙");
        });
        for (int i = 1; i <= 7; i++) {
                final int temp = i;
                new Thread(()->{
                    System.out.println(Thread.currentThread().getName()+"收集到第："+temp+"颗龙珠");
                    try {
                        cyclicBarrier.await();
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    } catch (BrokenBarrierException e) {
                        e.printStackTrace();
                    }
                },String.valueOf(temp)).start();

            }
    }
}
